/*
 * Tencent is pleased to support the open source community by making 蓝鲸 available.
 * Copyright (C) 2017-2018 THL A29 Limited, a Tencent company. All rights reserved.
 * Licensed under the MIT License (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the License at
 * http://opensource.org/licenses/MIT
 * Unless required by applicable law or agreed to in writing, software distributed under
 * the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language governing permissions and
 * limitations under the License.
 */

package mongodb

// Opener open method
type Opener interface {
	Open() error
}

// Closer close method
type Closer interface {
	Close() error
}

// OpenCloser open and close methods
type OpenCloser interface {
	Opener
	Closer
}

// Index the collection index definition
type Index struct {
	Keys       map[string]int32 `json:"keys"`
	Name       string           `json:"name"`
	Unique     bool             `json:"unique"`
	Background bool             `json:"background"`
}
